Glomerular Filtration Rate

GFR

clinical

Updated 5/16/2026

Definition

Abbreviated as GFR, this clinical lab measurement estimates kidney filtration capacity in milliliters per minute per 1.73 m² of body surface area, calculated from serum creatinine, age, sex, and race. Stored in EHR lab result tables and used in pharmacy systems to guide drug dosing adjustments, flag renal contraindications, and support chronic kidney disease staging.

Standard Abbreviation

GFR

Database Usage

-- Example column naming
CREATE TABLE claims (
  clm_id VARCHAR(50),
  gfr INTEGER,  -- Glomerular Filtration Rate (count/integer value)
  ...
);

-- Example in SELECT
SELECT
  clm_id,
  gfr as glomerular_filtration_rate
FROM claims;

Common uses in healthcare data

Risk stratification and population health analytics
CMS-HCC risk adjustment and RAF score calculation
Quality measure attribution and HEDIS reporting
Clinical data warehouse schema design
Value-based care contract performance tracking

Example database column name

ISO-11179 snake_case standard

-- Recommended column name
gfr

-- Example DDL
CREATE TABLE healthcare_data (
  record_id   VARCHAR(50)   NOT NULL,
  gfr          INTEGER,  -- Glomerular Filtration Rate (count/integer value)
  created_dt  TIMESTAMP     NOT NULL DEFAULT NOW()
);

Column names follow the ISO-11179 naming convention: lowercase, underscore-separated, using the standard abbreviation as a prefix where applicable.

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